787929100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{997}}^1\times {\mathrm{1129}}^1$

素因数の和:2147

約数の個数: 72

約数和(自身を含む): 1957756640

約数和(自身を除く): 1169827540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 997, 1129, 1994, 2258, 3988, 4516, 4985, 5645, 6979, 7903, 9970, 11290, 13958, 15806, 19940, 22580, 24925, 27916, 28225, 31612, 34895, 39515, 49850, 56450, 69790, 79030, 99700, 112900, 139580, 158060, 174475, 197575, 348950, 395150, 697900, 790300, 1125613, 2251226, 4502452, 5628065, 7879291, 11256130, 15758582, 22512260, 28140325, 31517164, 39396455, 56280650, 78792910, 112561300, 157585820, 196982275, 393964550, 787929100]

約数ペア:

[(1, 787929100), (2, 393964550), (4, 196982275), (5, 157585820), (7, 112561300), (10, 78792910), (14, 56280650), (20, 39396455), (25, 31517164), (28, 28140325), (35, 22512260), (50, 15758582), (70, 11256130), (100, 7879291), (140, 5628065), (175, 4502452), (350, 2251226), (700, 1125613), (997, 790300), (1129, 697900), (1994, 395150), (2258, 348950), (3988, 197575), (4516, 174475), (4985, 158060), (5645, 139580), (6979, 112900), (7903, 99700), (9970, 79030), (11290, 69790), (13958, 56450), (15806, 49850), (19940, 39515), (22580, 34895), (24925, 31612), (27916, 28225)]